gimgtools is a set of command-line tools to examine and manipulate
Garmin IMG (the map format) files. The included tools are:

* gimgunlock: Unlock a locked map so that it can be used on ALL devices.
* gimgxor: Unscramble XOR'd map files.
* gimginfo: Print information of the map.
* gimgextract: Extract the IMG sections.
* gimgch: Hexdump and compare section header of two or more IMGs.
